feat(blog): add file-based blog with dynamic slugs, MDX content and layout shell

- Introduced blog routing using Next.js App Router
- Implemented dynamic [slug] pages for blog posts
- Added MDX-based content loading via lib/posts
- Integrated shared TopBar layout with navigation
- Established clear content, lib and component separation

apps/public-web/node_modules/next/dist/server/lib/render-server.d.ts

@@ -0,0 +1,43 @@
+import type { NextServer, RequestHandler, UpgradeHandler } from '../next';
+import type { DevBundlerService } from './dev-bundler-service';
+import type { PropagateToWorkersField } from './router-utils/types';
+import type { Span } from '../../trace';
+import type { ServerResponse } from 'http';
+export type ServerInitResult = {
+    requestHandler: RequestHandler;
+    upgradeHandler: UpgradeHandler;
+    server: NextServer;
+    closeUpgraded: () => void;
+};
+export declare function clearAllModuleContexts(): Promise<void> | undefined;
+export declare function clearModuleContext(target: string): Promise<void> | undefined;
+export declare function getServerField(dir: string, field: PropagateToWorkersField): Promise<string | number | import("../route-matcher-managers/route-matcher-manager").RouteMatcherManager | ((err: unknown) => void) | ((meta: import("../request-meta").RequestMeta) => import("../next-server").NodeRequestHandler) | (() => import("../next-server").NodeRequestHandler) | (() => Promise<void>) | ((req: import("../base-http/node").NodeNextRequest | import("http").IncomingMessage, res: import("../base-http/node").NodeNextResponse | ServerResponse, pathname: string, query?: import("../request-meta").NextParsedUrlQuery, parsedUrl?: import("../request-meta").NextUrlWithParsedQuery, internal?: boolean) => Promise<void>) | ((req: import("../base-http/node").NodeNextRequest | import("http").IncomingMessage, res: import("../base-http/node").NodeNextResponse | ServerResponse, pathname: string, query?: import("querystring").ParsedUrlQuery) => Promise<string | null>) | ((err: Error | null, req: import("../base-http/node").NodeNextRequest | import("http").IncomingMessage, res: import("../base-http/node").NodeNextResponse | ServerResponse, pathname: string, query?: import("../request-meta").NextParsedUrlQuery, setHeaders?: boolean) => Promise<void>) | ((err: Error | null, req: import("../base-http/node").NodeNextRequest | import("http").IncomingMessage, res: import("../base-http/node").NodeNextResponse | ServerResponse, pathname: string, query?: import("querystring").ParsedUrlQuery) => Promise<string | null>) | ((req: import("../base-http/node").NodeNextRequest | import("http").IncomingMessage, res: import("../base-http/node").NodeNextResponse | ServerResponse, parsedUrl?: import("../request-meta").NextUrlWithParsedQuery, setHeaders?: boolean) => Promise<void>) | (() => Promise<void>) | (() => Promise<void>) | ((req: import("../base-http/node").NodeNextRequest, res: import("../base-http/node").NodeNextResponse, parsedUrl?: import("../request-meta").NextUrlWithParsedQuery) => Promise<void>) | (({ urlPath, revalidateHeaders, opts, }: {
+    urlPath: string;
+    revalidateHeaders: {
+        [key: string]: string | string[];
+    };
+    opts: {
+        unstable_onlyGenerated?: boolean;
+    };
+}) => Promise<void>) | ((prefix?: string) => void) | undefined>;
+export declare function propagateServerField(dir: string, field: PropagateToWorkersField, value: any): Promise<void>;
+declare function initializeImpl(opts: {
+    dir: string;
+    port: number;
+    dev: boolean;
+    minimalMode?: boolean;
+    hostname?: string;
+    keepAliveTimeout?: number;
+    serverFields?: any;
+    server?: any;
+    experimentalTestProxy: boolean;
+    experimentalHttpsServer: boolean;
+    _ipcPort?: string;
+    _ipcKey?: string;
+    bundlerService: DevBundlerService | undefined;
+    startServerSpan: Span | undefined;
+    quiet?: boolean;
+    onDevServerCleanup: ((listener: () => Promise<void>) => void) | undefined;
+}): Promise<ServerInitResult>;
+export declare function initialize(opts: Parameters<typeof initializeImpl>[0]): Promise<ServerInitResult>;
+export {};